Hollowtech(2) Bottom Bracket(BB) Tool
BB Bottom Bracket Install Tool Spanner Hollowtech II 2 Wrench Crankset
Install tool for Shimano Hollowtech 2.
Designed to fit externally ringed bottom brackets.
Install tool for Shimano Hollowtech 2 and preload tensioning tool.
If in doubt there are some great videos on YouTube covering the installation of Hollowtech II Bottom Brackets.
Included In Package
1 X BB Bottom Bracket Install Spanner Hollowtech II 2 Wrench Crankset